Editing Def Leppard (section)

===''Def Leppard'', ''Diamond Star Halos'' and ''Drastic Symphonies'' (2015–2023)===
{{main|Def Leppard (album)|Diamond Star Halos}}

In December 2014, the band announced a 13-date Canadian tour in April and May 2015.<ref>{{cite web |url=http://www.axs.com/news/def-leppard-announce-2015-spring-tour-of-canada-32239 |title=Def Leppard announce 2015 spring tour of Canada |publisher=AXS |date=9 December 2014 |access-date=3 September 2015}}</ref> This was followed in February 2015 with the announcement of a 2015 US summer tour with [[Styx (band)|Styx]] and [[Tesla (band)|Tesla]] from June to October 2015.<ref>{{cite web|title=Def Leppard Set To Tour The U.S. This Summer with STYX & TESLA |url=http://www.defleppard.com/news/2015/02/11/def-leppard-set-tour-us-summer-styx-tesla |website=DefLeppard.com |access-date=12 February 2015 |url-status=dead |archive-url=https://web.archive.org/web/20150212182143/http://www.defleppard.com/news/2015/02/11/def-leppard-set-tour-us-summer-styx-tesla |archive-date=12 February 2015}}</ref> The tour was then extended to include dates in Japan and Australia throughout November, and a tour of the UK and Ireland with Whitesnake in December. Def Leppard then returned to North America with REO Speedwagon and Tesla in early-2016.<ref>{{cite magazine |title=Def Leppard Announces Massive 2016 North American Tour With REO Speedwagon & Tesla |url=https://www.billboard.com/articles/columns/rock/6890849/def-leppard-2016-tour-date-north-america-live-reo-speedwagon-tesla |access-date=27 March 2019 |magazine=Billboard}}</ref>

The eleventh studio album, titled ''[[Def Leppard (album)|Def Leppard]]'', was recorded in 2014 and 2015, and released on 30 October 2015.<ref>{{cite news|url=http://www.grandforksherald.com/accent/entertainment/3825899-qa-def-leppards-joe-elliott |title=Q&A with Def Leppard's Joe Elliott |newspaper=Grand Forks Herald |date=27 August 2015 |access-date=28 August 2015 |archive-url=https://web.archive.org/web/20150911021148/http://www.grandforksherald.com/accent/entertainment/3825899-qa-def-leppards-joe-elliott |archive-date=11 September 2015 |url-status=dead}}</ref> The band released the lead single from their self-titled album on 15 September 2015, titled "Let's Go", with a music video for the song being released on 30 October.<ref>{{cite web |url=http://ultimateclassicrock.com/def-leppard-lets-go/ |title=Listen to Def Leppard's New Song, 'Let's Go' |website=Ultimateclassicrock.com |date=15 September 2015 |access-date=30 March 2017}}</ref> The 14-track album debuted at number 10 in the US and number 11 in the UK.<ref>Caulfield, Keith. [http://www.billboard.com/articles/columns/chart-beat/6754084/chris-stapleton-soars-to-no-1-on-billboard-200-albums-chart "Chris Stapleton Soars to No. 1 on Billboard 200 Albums Chart After CMAs"], [[Billboard.com]], 8 November 2015.</ref>

During the break following their 2015 tour, Def Leppard led the ''Hysteria on the High Seas'' concert cruise aboard the ''[[MSC Divina]]'' in January 2016. Joe Elliott became ill with laryngitis on the night of their cruise performance.<ref name="Illness"/> This led to the band performing without Elliott for the first time in their history. Vivian Campbell and Phil Collen sang lead vocals on two songs of the shortened seven song set in addition to two songs with vocals by [[Andrew Freeman (musician)|Andrew Freeman]] and two more with [[Eric Martin (American singer)|Eric Martin]] and [[Kip Winger]].<ref name="Illness">{{cite web|url=http://www.blabbermouth.net/news/joe-elliott-forced-to-sit-out-def-leppard-cruise-show-last-in-line-mr-big-winger-singers-step-in/ |title=Joe Elliott Forced To Sit Out Def Leppard Cruise Show; Last In Line, Mr. Big, Winger Singers Step In |website=Blabbermouth.net |date=27 January 2016 |access-date=30 March 2017}}</ref> in addition to this, Campbell and Freeman's [[Last in Line]] bandmate [[Jimmy Bain]], former bassist of [[Dio (band)|Dio]] died of lung cancer aboard the ship the same night, causing Last in Line to cancel their show the following day.<ref>{{cite web|url=http://www.blabbermouth.net/news/former-rainbowdio-bassist-jimmy-bain-dead-at-68/ |title=Former Rainbow/Dio Bassist Jimmy Bain Dead At 68 |website=Blabbermouth.net |date=24 January 2016 |access-date=30 March 2017}}</ref> Back on land, Elliott struggled through the first concert of the 2016 tour, resulting in [[Tesla (band)|Tesla]]'s Jeff Keith joining Elliott on lead vocals. The following day's concert was also postponed "due to illness", with Rick Allen stating on Twitter "The Doctor basically said that if Joe continues to sing without resting his throat for a month he might do permanent damage."<ref>{{cite tweet |last=Allen|first= Rick |author-link=Rick Allen (drummer) |user=rickallenlive |number=693809757522677760 |date=31 January 2016 |title=Rick Allen The Doctor basically said that if Joe continues to sing without resting his throat for a month he might do permanent damage.. 🍞💩🍞 |access-date=30 March 2017}}</ref> By July 2016, the band were performing regularly again and intended to complete 48 dates.<ref name="nuvo">{{cite web |url=http://www.nuvo.net/indianapolis/def-leppards-joe-elliott-on-life-death-and-new-songs/Content?oid=4086296 |title=Def Leppard's Joe Elliott on Life, Death and New Songs |last=Watson |first=Paige |work=[[Nuvo (newspaper)|NUVO]] |date=1 July 2016}}</ref> When the tour stopped at [[DTE Energy Music Theatre]] in [[Clarkston, Michigan]], on 15 July, the show was recorded for future release. On 10 February 2017, the band released ''And There Will be a Next Time{{nbsp}}... Live from Detroit'', a double live album and concert video.<ref>{{cite web|title=And There Will be a Next Time ... Live from Detroit|url=https://www.allmusic.com/album/and-there-will-be-a-next-time-live-from-detroit-mw0003012306/releases|website=Allmusic|ref=21 October 2017}}</ref> In August 2017, the band celebrated the 30th anniversary of ''Hysteria'' by releasing a collector's edition box. The singles were also re-released on vinyl.<ref>{{cite web|url=http://www.defleppard.com/hysteria-30th-anniversary-editions-now/|title=Hysteria 30th Anniversary Editions Out Now—Def Leppard|date=4 August 2017|website=Defleppard.com|access-date=3 June 2018}}</ref>

[[File:DefLepRAH250318-56 (26174950317).jpg|thumb|left|Def Leppard performing at a charity concert for the [[Teenage Cancer Trust]] held at the [[Royal Albert Hall]] in 2018.]]
In January 2018, Def Leppard announced they would embark on a 58-date North American tour with [[Journey (band)|Journey]].<ref>{{cite magazine |first=Rachel |last=George |url=https://www.billboard.com/articles/columns/rock/8095166/def-leppard-journey-tour |title= Def Leppard and Journey Co-headline on North America Tour |magazine= [[Billboard (magazine)|Billboard]] |date= 18 January 2018 |access-date= 19 January 2018}}</ref> The tour included ten dates in baseball stadiums, a first for the band, with special guests Cheap Trick. The tour was highly successful, as the bands played in front of more than a million fans in North America in just three months, marking the tour out as one of the most successful in 2018.<ref>{{cite web|url=https://www.udiscovermusic.com/news/def-leppards-north-american-tour-journey-played-million/|title=Def Leppard's North American Tour With Journey Played To A Million {{!}} uDiscover|website=Udiscovermusic.com|access-date=25 October 2018|date=21 October 2018}}</ref> In addition, the group's [[Def Leppard discography|discography]] was made available for streaming and digital download after a deal was reached between the band and [[Universal Music Group]].<ref>{{cite web |first= Annie |last=Zaleski |url= http://ultimateclassicrock.com/def-leppard-albums-stream-download |title= Def Leppard's Catalog Finally Available To Stream and Download |publisher= [[Ultimate Classic Rock]] |date= 19 January 2018 |access-date= 19 January 2018}}</ref>

On 30 November 2018, the band released a new two-disc best of compilation, ''[[The Story So Far – The Best Of]]''. In addition to 34 of Def Leppard's greatest hits, the collection featured the band's new cover of the [[Depeche Mode]] hit "[[Personal Jesus]]" (which was originally released in July 2018 for [[Spotify Singles]]), the new Christmas track "We All Need Christmas", and the new remix of "Rock On". On the same day, a new limited edition, 10-disc vinyl box set featuring all of the 7" singles from the Hysteria album was released.<ref>[https://www.udiscovermusic.com/news/def-leppard-hits-story-so-far/ "Def Leppard To Release New Greatest Hits 'The Story So Far' And 10-Disc Vinyl Box 'Hysteria: The Singles"]. UdiscoverMusic.com. Retrieved 13 December 2018</ref> The band finished the year off with a sell-out tour of the UK and Ireland titled Hysteria & More Tour.<ref>{{cite web|url=https://www.nottinghampost.com/whats-on/music-nightlife/def-leppard-2273433|title=The Def Leppard interview ahead of their Nottingham gig|first=Kevin|last=Cooper|date=29 November 2018|website=Nottinghampost|access-date=14 December 2018}}</ref><ref>{{cite web|url=https://www.chroniclelive.co.uk/whats-on/music-nightlife-news/def-leppard-metro-radio-arena-15531921|title=Def Leppard at the Metro Radio Arena: 'A rock show for the ages'|first=Ian|last=Johnson|date=11 December 2018|website=Chroniclelive.xo.uk|access-date=14 December 2018}}</ref> They embarked on a world tour in 2019 beginning with the [[Sweden Rock Festival]] on 6{{nbsp}}June.<ref>{{cite magazine|url=https://www.billboard.com/articles/columns/rock/8490132/def-leppard-rock-hall-induction|title=Def Leppard Reacts to Rock Hall Induction: 'We Care Now'|magazine=Billboard|date=13 December 2018|access-date=18 December 2018}}</ref> In March 2019, it was announced that the band would undertake a second Las Vegas residency titled Def Leppard Hits Vegas—The Sin City Residency.<ref>{{cite web|url=http://www.defleppard.com/rick-allen-talks-art-rock-hall-vegas-residency/|title=Rick Allen Talks His Art, Rock Hall, Vegas Residency And More|date=21 March 2019|website=Def Leppard|access-date=27 March 2019}}</ref> The box set ''[[The Early Years 79-81]]'' was released in March 2020, featuring remastered versions of the band's first two albums plus a variety of live recordings, B-sides, and studio outtakes from the 1979 to 1981 period.

On 4 December 2019, the band announced they would be touring with [[Mötley Crüe]], [[Poison (American band)|Poison]], and [[Joan Jett]] on [[The Stadium Tour]] in summer 2020,<ref>{{cite news |url=https://www.blabbermouth.net/news/def-leppard-motley-crue-poison-and-joan-jett-the-blackhearts-the-stadium-tour-details-revealed/ |title=Def Leppard, Mötley Crüe, Poison and Joan Jett & the Blackhearts: 'The Stadium Tour' Details Revealed |newspaper=Blabbermouth.net|date=4 December 2019}}</ref> which was later rescheduled to 2021,<ref>{{cite web |url=https://www.defleppard.com/stadium-tour-update/ |title=Stadium Tour Update |website=Def Leppard Official Website |date=1 June 2020}}</ref> and then to 2022 due to the [[COVID-19 pandemic]].<ref>{{cite web |url=https://www.defleppard.com/the-stadium-tour-update/ |title=Stadium Tour Update |website=Def Leppard Official Website |access-date=10 June 2020}}</ref>

On 15 March 2022, Def Leppard announced their twelfth studio album, ''[[Diamond Star Halos]]''.<ref>{{cite web |url=https://www.blabbermouth.net/news/def-leppard-to-release-diamond-star-halos-album-new-single-to-arrive-on-thursday/|title=Def Leppard To Release 'Diamond Star Halos' Album; New Single To Arrive On Thursday|website=Blabbermouth.net|date=15 March 2022|access-date=16 March 2022}}</ref> The album is named after a lyric in the [[Marc Bolan]]-penned [[T. Rex (band)|T. Rex]] song "[[Get It On (T. Rex song)|Get It On]]".<ref>{{cite news |last=Gallucci |first=Michael |date=25 May 2022 |title=Def Leppard, ''Diamond Star Halos'': Album Review |work=Ultimate Classic Rock |url=https://ultimateclassicrock.com/def-leppard-diamond-star-halos-album-review/ |access-date=29 May 2022}}</ref> On 17 March, the band released the lead single, "Kick".<ref>{{cite web |first=Joe |last=DiVita |url=https://loudwire.com/def-leppard-kick-song-lyrics-diamond-star-halos-album/ |title=Def Leppard Debut Kickin' New Song 'Kick' + Announce 'Diamond Star Halos' Album |website=Loudwire |date=17 March 2022 |access-date=19 March 2022}}</ref> The album released on 27 May, receiving moderate to positive reviews, reaching Number 10 on the US [[Billboard 200]]. 'Diamond Star Halos' is the band's highest-charting album since 1992's [[Adrenalize]].

In January 2023, Joe Elliot was featured on a new version of [[Ghost (Swedish band)|Ghost]]'s single [[Spillways (song)|Spillways]] released as Ghost and Def Leppard.<ref>{{cite web |title=Spillways, by Ghost, Def Leppard |url=https://ghost.bandcamp.com/album/spillways |access-date=27 February 2023 |website=Ghost}}</ref><ref>{{cite web |title=Ghost Unveil New Version of "Spillways" Featuring Def Leppard's Joe Elliott: Stream |url=https://www.yahoo.com/entertainment/ghost-unveil-version-spillways-featuring-150705415.html |access-date=27 February 2023 |website=www.yahoo.com |date=26 January 2023}}</ref>

On 16 March 2023, a teaser video was uploaded to the official Def Leppard YouTube channel, announcing an album titled ''[[Drastic Symphonies]]''. The album was released on 19 May and featured 16 tracks from previous albums reworked, stripped, or re-recorded. All tracks feature newly composed orchestra combined with most of the original vocals, performed by the [[Royal Philharmonic Orchestra]].<ref>{{cite web|url=https://www.udiscovermusic.com/news/def-leppard-royal-philharmonic-drastic-symphonies-out-now/|title=Def Leppard Release Royal Philharmonic Orchestra Collab ''Drastic Symphonies''|website=UDiscoverMusic|last=Peacock|first=Tim|date=19 May 2023|access-date=26 May 2023}}</ref> The album reached number 4 on the UK album chart, making this their highest chart position for many years.{{citation needed|date=November 2023}}